TITANIC: Added TTnpcScript getDialLevel

2 files changed, 20 insertions, 6 deletions

diff --git a/engines/titanic/true_talk/tt_npc_script.cpp b/engines/titanic/true_talk/tt_npc_script.cpp
index d7fc34f4e6..94401da7b5 100644
--- a/engines/titanic/true_talk/tt_npc_script.cpp
+++ b/engines/titanic/true_talk/tt_npc_script.cpp
@@ -20,6 +20,7 @@
  *
  */
 
+#include "common/algorithm.h"
 #include "common/textconsole.h"
 #include "titanic/pet_control/pet_control.h"
 #include "titanic/true_talk/tt_npc_script.h"
@@ -494,9 +495,20 @@ int TTnpcScript::getDialRegion(int dialNum) {
 	}
 }
 
-int TTnpcScript::getDialLevel(uint dialNum, bool flag) {
-	warning("TODO");
-	return 0;
+int TTnpcScript::getDialLevel(uint dialNum, bool randomizeFlag) {
+	int result = _dialValues[dialNum];
+	if (randomizeFlag) {
+		bool lowFlag = result <= 50;
+		result = CLIP(result + (int)getRandomNumber(18) - 9, 0, 100);
+
+		if (lowFlag) {
+			result = MIN(result, 46);
+		} else {
+			result = MAX(result, 54);
+		}
+	}
+
+	return result;
 }
 
 int TTnpcScript::proc36(int id) const {
diff --git a/engines/titanic/true_talk/tt_npc_script.h b/engines/titanic/true_talk/tt_npc_script.h
index d2a53287c0..0e4359b7b0 100644
--- a/engines/titanic/true_talk/tt_npc_script.h
+++ b/engines/titanic/true_talk/tt_npc_script.h
@@ -331,10 +331,12 @@ public:
 	virtual int getDialRegion(int dialNum);
 
 	/**
-	 * Gets the value for a dial, introducing a slight random variance so that
-	 * the displayed dial will oscillate randomly around it's real level
+	 * Gets the value for a dial
+	 * @param dialNum		Dial number
+	 * @param randomizeFlag	If set, introduces a slight random variance so that
+	 *		the displayed dial will oscillate randomly around it's real level
 	 */
-	virtual int getDialLevel(uint dialNum, bool flag = true);
+	virtual int getDialLevel(uint dialNum, bool randomizeFlag = true);
 
 	virtual int proc36(int val) const;
 	virtual uint translateId(uint id) const;